java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:00:23,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:00:23,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:00:23,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:00:23,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:00:23,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:00:23,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:00:23,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:00:23,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:00:23,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:00:23,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:00:23,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:00:23,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:00:23,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:00:23,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:00:23,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:00:23,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:00:23,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:00:23,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:00:23,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:00:23,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:00:23,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:00:23,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:00:23,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:00:23,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:00:23,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:00:23,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:00:23,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:00:23,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:00:23,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:00:23,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:00:23,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:00:23,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:00:23,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:00:23,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:00:23,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:00:23,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:00:23,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:00:23,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:00:23,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:00:23,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:00:23,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 19:00:23,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:00:23,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:00:23,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:00:23,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:00:23,988 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:00:23,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:00:23,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:00:23,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:00:23,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:00:23,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:00:23,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:00:23,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:00:23,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:00:23,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:00:23,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:00:23,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:00:23,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:00:23,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:00:23,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:00:23,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:00:23,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:00:23,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:00:23,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:00:23,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:00:23,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:00:23,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:00:23,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:00:23,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:00:23,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:00:24,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:00:24,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:00:24,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:00:24,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:00:24,352 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:00:24,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2019-10-13 19:00:24,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54914aa15/d50bf713527941d3bb97d94e545547db/FLAG0effecda9 [2019-10-13 19:00:25,320 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:00:25,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2019-10-13 19:00:25,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54914aa15/d50bf713527941d3bb97d94e545547db/FLAG0effecda9 [2019-10-13 19:00:25,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54914aa15/d50bf713527941d3bb97d94e545547db [2019-10-13 19:00:25,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:00:25,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:00:25,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:00:25,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:00:25,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:00:25,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:00:25" (1/1) ... [2019-10-13 19:00:25,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70734585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:25, skipping insertion in model container [2019-10-13 19:00:25,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:00:25" (1/1) ... [2019-10-13 19:00:25,824 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:00:25,993 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:00:27,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:00:27,512 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:00:27,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:00:28,170 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:00:28,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28 WrapperNode [2019-10-13 19:00:28,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:00:28,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:00:28,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:00:28,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:00:28,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... [2019-10-13 19:00:28,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... [2019-10-13 19:00:28,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... [2019-10-13 19:00:28,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... [2019-10-13 19:00:28,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... [2019-10-13 19:00:28,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... [2019-10-13 19:00:28,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... [2019-10-13 19:00:28,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:00:28,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:00:28,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:00:28,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:00:28,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:00:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:00:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:00:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 19:00:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 19:00:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-13 19:00:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 19:00:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 19:00:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure change_bit [2019-10-13 19:00:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 19:00:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-13 19:00:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-13 19:00:28,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 19:00:28,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-13 19:00:28,655 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-13 19:00:28,655 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-13 19:00:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-13 19:00:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-13 19:00:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2019-10-13 19:00:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 19:00:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 19:00:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 19:00:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 19:00:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 19:00:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 19:00:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 19:00:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 19:00:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 19:00:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 19:00:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 19:00:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-13 19:00:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-13 19:00:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-13 19:00:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2019-10-13 19:00:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_sleep [2019-10-13 19:00:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_sk [2019-10-13 19:00:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ATM_SD [2019-10-13 19:00:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2019-10-13 19:00:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_force_charge [2019-10-13 19:00:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_put [2019-10-13 19:00:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_send_control [2019-10-13 19:00:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_recv_control [2019-10-13 19:00:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_dev_close [2019-10-13 19:00:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_open [2019-10-13 19:00:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_close [2019-10-13 19:00:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_ioctl [2019-10-13 19:00:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_send [2019-10-13 19:00:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_proc [2019-10-13 19:00:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_close [2019-10-13 19:00:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure find_vcc [2019-10-13 19:00:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_send [2019-10-13 19:00:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_create [2019-10-13 19:00:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_attach [2019-10-13 19:00:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_create_persistent [2019-10-13 19:00:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_remove_persistent [2019-10-13 19:00:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_ioctl [2019-10-13 19:00:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_init [2019-10-13 19:00:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_exit [2019-10-13 19:00:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_atmdev_ops_3 [2019-10-13 19:00:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_atmdev_ops_2 [2019-10-13 19:00:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:00:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_deregister_5 [2019-10-13 19:00:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-10-13 19:00:28,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_register_7 [2019-10-13 19:00:28,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_deregister_8 [2019-10-13 19:00:28,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_9 [2019-10-13 19:00:28,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 19:00:28,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 19:00:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 19:00:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 19:00:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 19:00:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-13 19:00:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-13 19:00:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-13 19:00:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-13 19:00:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-13 19:00:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 19:00:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2019-10-13 19:00:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-13 19:00:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-13 19:00:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-13 19:00:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-13 19:00:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2019-10-13 19:00:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2019-10-13 19:00:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-10-13 19:00:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_alloc_charge [2019-10-13 19:00:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2019-10-13 19:00:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_lookup [2019-10-13 19:00:28,673 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_register [2019-10-13 19:00:28,673 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_init_aal5 [2019-10-13 19:00:28,673 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-13 19:00:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 19:00:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-13 19:00:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure deregister_atm_ioctl [2019-10-13 19:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_with_offset [2019-10-13 19:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 19:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_2 [2019-10-13 19:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 19:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-13 19:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure register_atm_ioctl [2019-10-13 19:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-10-13 19:00:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-13 19:00:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-13 19:00:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 19:00:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure vcc_insert_socket [2019-10-13 19:00:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2019-10-13 19:00:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 19:00:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 19:00:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 19:00:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 19:00:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 19:00:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:00:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 19:00:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-13 19:00:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 19:00:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:00:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:00:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 19:00:28,679 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 19:00:28,679 INFO L130 BoogieDeclarations]: Found specification of procedure change_bit [2019-10-13 19:00:28,679 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 19:00:28,679 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-13 19:00:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-13 19:00:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 19:00:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-13 19:00:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 19:00:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-13 19:00:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 19:00:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 19:00:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-13 19:00:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 19:00:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 19:00:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-13 19:00:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-13 19:00:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-13 19:00:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-13 19:00:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2019-10-13 19:00:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2019-10-13 19:00:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2019-10-13 19:00:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-10-13 19:00:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-10-13 19:00:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-13 19:00:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_with_offset [2019-10-13 19:00:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2019-10-13 19:00:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:00:28,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:00:28,696 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-13 19:00:28,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_9 [2019-10-13 19:00:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-10-13 19:00:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-13 19:00:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-13 19:00:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-13 19:00:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-13 19:00:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 19:00:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 19:00:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 19:00:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 19:00:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:00:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 19:00:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:00:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 19:00:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 19:00:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 19:00:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 19:00:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:00:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 19:00:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 19:00:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 19:00:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 19:00:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 19:00:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 19:00:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 19:00:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_atmdev_ops_3 [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_atmdev_ops_2 [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-13 19:00:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 19:00:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2019-10-13 19:00:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-13 19:00:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 19:00:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-13 19:00:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-13 19:00:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:00:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure sk_sleep [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure atm_sk [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure ATM_SD [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_register [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_register_7 [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_lookup [2019-10-13 19:00:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2019-10-13 19:00:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_deregister_5 [2019-10-13 19:00:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_deregister_8 [2019-10-13 19:00:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure vcc_insert_socket [2019-10-13 19:00:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure atm_force_charge [2019-10-13 19:00:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_put [2019-10-13 19:00:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 19:00:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure atm_alloc_charge [2019-10-13 19:00:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure register_atm_ioctl [2019-10-13 19:00:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure deregister_atm_ioctl [2019-10-13 19:00:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure atm_init_aal5 [2019-10-13 19:00:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_send_control [2019-10-13 19:00:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 19:00:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:00:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_recv_control [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_dev_close [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_open [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_close [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_ioctl [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_send [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_proc [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_close [2019-10-13 19:00:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure find_vcc [2019-10-13 19:00:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_send [2019-10-13 19:00:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_create [2019-10-13 19:00:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_attach [2019-10-13 19:00:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_create_persistent [2019-10-13 19:00:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_remove_persistent [2019-10-13 19:00:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_ioctl [2019-10-13 19:00:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_init [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_exit [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_2 [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 19:00:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 19:00:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 19:00:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 19:00:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-13 19:00:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-13 19:00:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-13 19:00:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 19:00:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 19:00:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 19:00:28,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 19:00:29,576 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 19:00:34,448 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-13 19:00:43,363 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:00:43,364 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 19:00:43,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:00:43 BoogieIcfgContainer [2019-10-13 19:00:43,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:00:43,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:00:43,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:00:43,373 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:00:43,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:00:25" (1/3) ... [2019-10-13 19:00:43,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b708b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:00:43, skipping insertion in model container [2019-10-13 19:00:43,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:00:28" (2/3) ... [2019-10-13 19:00:43,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b708b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:00:43, skipping insertion in model container [2019-10-13 19:00:43,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:00:43" (3/3) ... [2019-10-13 19:00:43,378 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2019-10-13 19:00:43,391 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:00:43,420 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:00:43,438 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:00:43,490 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:00:43,496 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:00:43,496 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:00:43,497 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:00:43,497 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:00:43,497 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:00:43,501 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:00:43,501 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:00:43,569 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states. [2019-10-13 19:00:43,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-10-13 19:00:43,606 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:00:43,608 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:00:43,611 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:00:43,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:00:43,620 INFO L82 PathProgramCache]: Analyzing trace with hash 782312476, now seen corresponding path program 1 times [2019-10-13 19:00:43,635 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:00:43,636 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842720630] [2019-10-13 19:00:43,636 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:00:43,636 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:00:43,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:00:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,705 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-13 19:00:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:00:45,041 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-10-13 19:00:45,041 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842720630] [2019-10-13 19:00:45,042 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:00:45,043 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 19:00:45,043 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812071189] [2019-10-13 19:00:45,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 19:00:45,049 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:00:45,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 19:00:45,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-13 19:00:45,068 INFO L87 Difference]: Start difference. First operand 823 states. Second operand 7 states. [2019-10-13 19:00:45,316 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-10-13 19:00:46,037 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-10-13 19:00:46,530 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 138